The larva lives in a flat case made of fine sand that covers the head in dorsal view; the tops of the first two thoracic segments are covered by sclerites; the top of the third thoracic segment has only a few small sclerites; the tarsal claws of the hind legs are very short and stubby, unlike the claws of the other legs; anal prolegs are mostly fused with the end of the abdomen except their apical hooks.

Characteristics

POLLUTION TOLERANCE

Mid-Atlantic: up to 6

Midwest: up to 4

Southeast: up to 3.9

0 = least tolerant, 10 = most tolerant

FEEDING HABITS

Collector / Gatherer
Engulfer / Predator
Scraper / Grazer

MOVEMENT

Clinger
Sprawler

Diagnostic Characters

Order

Prolegs With Single Hook

Family

Mesonotum sclerotized

Tubular, Flanged Sand Case

​Metanotum Mostly Membranous

​Small Hind Leg Claws

+ Expanded Character List

Order:Larvae: Wings/wing pads absent. Eye spots present, but compound eyes absent. Antennae usually small, inconspicuous. Three pairs of segmented legs present on thorax. Pair of anal prolegs, each with single hook, located on last abdominal segment. Larvae can be free-living, in silken retreats attached to substrate, or in usually-portable tubes or cases made of sand, rocks, or plant material.

Family:
The larva lives in a flat case made of fine sand that covers the head in dorsal view; the tops of the first two thoracic segments are covered by sclerites; the top of the third thoracic segment has only a few small sclerites; the tarsal claws of the hind legs are very short and stubby, unlike the claws of the other legs; anal prolegs are mostly fused with the end of the abdomen except their apical hooks.

Media

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